C96
C96: Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue
Non-billable headerICD-10-CM
C96 is a non-billable header ICD-10-CM code for other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
- personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues (Z85.79)
Other codes that can never be billed with C96
Their own Excludes1 notes name this code, so the conflict is not listed above.
- C96.0Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis
- C96.5Multifocal and unisystemic Langerhans-cell histiocytosis
- C96.6Unifocal Langerhans-cell histiocytosis
- D47.02Systemic mastocytosis
- D76Other specified diseases with participation of lymphoreticular and reticulohistiocytic tissue
- D89.4Mast cell activation syndrome and related disorders
- E88Other and unspecified metabolic disorders
- Q82.2Congenital cutaneous mastocytosis
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead C96
8 child codes. Green means billable.
- C96.0Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis
- C96.2Malignant mast cell neoplasm
- C96.4Sarcoma of dendritic cells (accessory cells)
- C96.5Multifocal and unisystemic Langerhans-cell histiocytosis
- C96.6Unifocal Langerhans-cell histiocytosis
- C96.AHistiocytic sarcoma
- C96.ZOther specified malignant neoplasms of lymphoid, hematopoietic and related tissue
- C96.9Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified